Bring new cpu.requests formula from Kubernetes

src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/Linux/LinuxUtilizationParserCgroupV2.cs

@@ -824,16 +824,30 @@ private static bool TryParseCpuWeightFromFile(IFileSystem fileSystem, FileInfo c
                 $"Expected to find CPU weight in range [{CpuPodWeightPossibleMin}-{CpuPodWeightPossibleMax}] in '{cpuWeightFile}', but got '{cpuPodWeight}' instead.");
         }
 
-        // The formula to calculate CPU pod weight (measured in millicores) from CPU share:
-        // y = (1 + ((x - 2) * 9999) / 262142),
-        // where y is the CPU pod weight (e.g. cpuPodWeight) and x is the CPU share of cgroup v1 (e.g. cpuUnits).
-        // https://github.com/kubernetes/enhancements/tree/master/keps/sig-node/2254-cgroup-v2#phase-1-convert-from-cgroups-v1-settings-to-v2
-        // We invert the formula to calculate CPU share from CPU pod weight:
-        cpuUnits = ((cpuPodWeight - 1) * 262142 / 9999) + 2;
-
+        cpuUnits = ConvertCpuWeightToShares(cpuPodWeight);
         return true;
     }
 
+    private static float ConvertCpuWeightToShares(long cpuWeight)
+    {
+        const long MinValueInRange = 2;
+        const long MaxValueInRange = 262144;
+
+        // Inversion of https://github.com/kubernetes/website/blob/main/content/en/blog/_posts/2026-01-30-new-cgroup-v1-to-v2-conversion-formula/index.md#new-conversion-formula
+        // cpu.shares = 2^L
+        // L = (sqrt(16129 + 2448 * log10(cpu.weight)) - 125) / 2
+        double a = Math.Log10(cpuWeight);
+        double b = 2448 * a;
+        double c = 16129 + b;
+        double d = Math.Sqrt(c);
+        double l = (d - 125) / 2;
+
+        double shares = Math.Round(Math.Pow(2, l));
+        shares = Math.Clamp(shares, MinValueInRange, MaxValueInRange);
+
+        return (float)shares;
+    }
+
     private long GetMemoryUsageInBytesPod()
     {
         using ReturnableBufferWriter<char> bufferWriter = new(_sharedBufferWriterPool);

src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/SystemResources.cs

@@ -24,9 +24,10 @@ public readonly struct SystemResources
     /// This value corresponds to the number of the guaranteed CPUs as described by Kubernetes CPU request parameter. Each 1000 CPU units
     /// represent 1 CPU or 1 Core. For example, if the Pod is configured with 1500m units as the CPU request, this property will be assigned
     /// to 1.5, which means one and a half CPU will be dedicated for the Pod.
-    /// For a Pod, this value is calculated based on the <c>cgroupv2</c> weight, using the formula
-    /// <c>y = (1 + ((x - 2) * 9999) / 262142)</c>, where <c>y</c> is the CPU weight and <c>x</c> is the CPU share (<c>cgroup v1</c>).
-    /// For more information, see <see href="https://github.com/kubernetes/enhancements/tree/master/keps/sig-node/2254-cgroup-v2#phase-1-convert-from-cgroups-v1-settings-to-v2"/>.
+    /// For a Pod, this value is calculated based on the <c>cgroupv2</c> weight by converting it back to <c>cgroup v1</c> shares, using the formula
+    /// <c>L = (sqrt(16129 + 2448 * log10(cpu.weight)) - 125) / 2</c> and <c>cpu.shares = 2^L</c>, where the result is clamped to the range [2, 262144].
+    /// The final CPU units value is then calculated as <c>cpu.shares / 1024</c>.
+    /// For more information, see <see href="https://github.com/kubernetes/website/blob/main/content/en/blog/_posts/2026-01-30-new-cgroup-v1-to-v2-conversion-formula/index.md#new-conversion-formula"/>.
     /// </remarks>
     public double GuaranteedCpuUnits { get; }
 

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/AcceptanceTest.cs

@@ -170,7 +170,7 @@ public void Adding_Linux_Resource_Utilization_With_Section_Registers_SnapshotPro
                 { new FileInfo("/proc/meminfo"), "MemTotal: 102312 kB"},
                 { new FileInfo("/sys/fs/cgroup/cpuset.cpus.effective"), "0-1"},
                 { new FileInfo("/sys/fs/cgroup/cpu.max"), "20000 100000"},
-                { new FileInfo("/sys/fs/cgroup/cpu.weight"), "4"},
+                { new FileInfo("/sys/fs/cgroup/cpu.weight"), "17"},
                 { new FileInfo("/sys/fs/cgroup/memory.max"), "100000" }
             }))
             .AddResourceMonitoring(x => x.ConfigureMonitor(section))
@@ -304,7 +304,7 @@ public Task ResourceUtilizationTracker_And_Metrics_Report_Same_Values_With_Cgrou
             { new FileInfo("/proc/meminfo"), "MemTotal: 1024 kB"},
             { new FileInfo("/sys/fs/cgroup/cpuset.cpus.effective"), "0-19"},
             { new FileInfo("/sys/fs/cgroup/cpu.max"), "40000 10000"},
-            { new FileInfo("/sys/fs/cgroup/cpu.weight"), "79"}, // equals to 2046,9 CPU shares (cgroups v1) which is ~2 CPU units (2 * 1024), so have to use Math.Round() in Assertions down below.
+            { new FileInfo("/sys/fs/cgroup/cpu.weight"), "173"}, // equals to ~2048 CPU shares (cgroups v1) which is ~2 CPU units (2 * 1024), so have to use Math.Round() in Assertions down below.
         });
 
         using var listener = new MeterListener();
@@ -411,7 +411,7 @@ public Task ResourceUtilizationTracker_And_Metrics_Report_Same_Values_With_Cgrou
             { new FileInfo("/proc/meminfo"), "MemTotal: 1024 kB"},
             { new FileInfo("/sys/fs/cgroup/cpuset.cpus.effective"), "0-19"},
             { new FileInfo("/sys/fs/cgroup/fakeslice/cpu.max"), "40000 10000"},
-            { new FileInfo("/sys/fs/cgroup/fakeslice/cpu.weight"), "79"},
+            { new FileInfo("/sys/fs/cgroup/fakeslice/cpu.weight"), "173"},
         });
 
         using var listener = new MeterListener();
@@ -461,16 +461,16 @@ public Task ResourceUtilizationTracker_And_Metrics_Report_Same_Values_With_Cgrou
         listener.RecordObservableInstruments();
 
         fileSystem.ReplaceFileContent(new FileInfo("/proc/stat"), "cpu  11 10 10 10 10 10 10 10 10 10");
-        fileSystem.ReplaceFileContent(new FileInfo("/sys/fs/cgroup/fakeslice/cpu.stat"), "usage_usec 1120000\nnr_periods 56");
+        fileSystem.ReplaceFileContent(new FileInfo("/sys/fs/cgroup/fakeslice/cpu.stat"), "usage_usec 1120800\nnr_periods 56");
         fileSystem.ReplaceFileContent(new FileInfo("/sys/fs/cgroup/memory.current"), "524298");
         fileSystem.ReplaceFileContent(new FileInfo("/sys/fs/cgroup/memory.stat"), "inactive_file 10");
 
         clock.Advance(TimeSpan.FromSeconds(6));
         listener.RecordObservableInstruments();
 
         Assert.Equal(42, Math.Round(cpuLimitFromGauge * 100));
-        Assert.Equal(83, Math.Round(cpuRequestFromGauge * 100));
-        Assert.Equal(167, Math.Round(cpuUserTime * 100));
+        Assert.Equal(84, Math.Round(cpuRequestFromGauge * 100));
+        Assert.Equal(168, Math.Round(cpuUserTime * 100));
         Assert.Equal(81, Math.Round(cpuKernelTime * 100));
 
         return Task.CompletedTask;

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/LinuxUtilizationParserCgroupV2Tests.cs

@@ -301,8 +301,10 @@ public void Gets_Available_Cpus_From_CpuSetCpusFromSlices_When_Cpu_Limits_Not_Se
     }
 
     [ConditionalTheory]
-    [InlineData("2500", 64.0)]
-    [InlineData("10000", 256.0)]
+    [InlineData("100", 1)]
+    [InlineData("1", 0.001953125)]
+    [InlineData("10000", 256)]
+    [InlineData("102", 1.02539062)]
     public void Calculates_Cpu_Request_From_Cpu_WeightInSlices(string content, float result)
     {
         var f = new HardcodedValueFileSystem(new Dictionary<FileInfo, string>
@@ -312,7 +314,26 @@ public void Calculates_Cpu_Request_From_Cpu_WeightInSlices(string content, float
         });
 
         var p = new LinuxUtilizationParserCgroupV2(f, new FakeUserHz(100));
-        var r = Math.Round(p.GetCgroupRequestCpuV2());
+        var r = p.GetCgroupRequestCpuV2();
+
+        Assert.Equal(result, r);
+    }
+
+    // Based on https://github.com/kubernetes/website/blob/main/content/en/blog/_posts/2026-01-30-new-cgroup-v1-to-v2-conversion-formula/index.md#new-conversion-formula
+    [ConditionalTheory]
+    [InlineData("100", 1)]
+    [InlineData("1", 0.001953125)]
+    [InlineData("10000", 256)]
+    [InlineData("102", 1.02539062)]
+    public void Calculates_Cpu_Request_From_Cpu_Weight(string content, float result)
+    {
+        var f = new HardcodedValueFileSystem(new Dictionary<FileInfo, string>
+        {
+            { new FileInfo("/sys/fs/cgroup/cpu.weight"), content },
+        });
+
+        var p = new LinuxUtilizationParserCgroupV2(f, new FakeUserHz(100));
+        var r = p.GetCgroupRequestCpu();
 
         Assert.Equal(result, r);
     }
@@ -520,22 +541,6 @@ public Task Throws_When_Cgroup_Cpu_Weight_Files_Contain_Invalid_Data(string cont
         return Verifier.Verify(r).UseParameters(content).UseDirectory(VerifiedDataDirectory);
     }
 
-    [ConditionalTheory]
-    [InlineData("2500", 64.0)]
-    [InlineData("10000", 256.0)]
-    public void Calculates_Cpu_Request_From_Cpu_Weight(string content, float result)
-    {
-        var f = new HardcodedValueFileSystem(new Dictionary<FileInfo, string>
-        {
-            { new FileInfo("/sys/fs/cgroup/cpu.weight"), content },
-        });
-
-        var p = new LinuxUtilizationParserCgroupV2(f, new FakeUserHz(100));
-        var r = Math.Round(p.GetCgroupRequestCpu());
-
-        Assert.Equal(result, r);
-    }
-
     [ConditionalTheory]
     [InlineData("0::/", "filename", "/sys/fs/cgroup/filename")]
     [InlineData("0::/filesystem.slice", "filename", "/sys/fs/cgroup/filesystem.slice/filename")]

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Fallsback_To_Cpuset_When_Quota_And_Period_Are_Minus_One_.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.<GetHostCpuCount>g__ThrowException|35_0(ReadOnlySpan`1 content)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetHostCpuCount()
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass18_0.<Fallsback_To_Cpuset_When_Quota_And_Period_Are_Minus_One_>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Fallsback_To_Cpuset_When_Quota_And_Period_Are_Minus_One_>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
 }

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota= 12_period=eeeee 12.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=-----_period=18.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=-18_period=18.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=-_period=d'.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=-_period=d--.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=12 _period=.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=123_period=-----.verified.txt

@@ -12,6 +12,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=2_period=d--.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=2d2d2d_period=e3.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}

test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/Linux/Verified/LinuxUtilizationParserCgroupV2Tests.Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data_quota=3d_period=d3.verified.txt

@@ -6,6 +6,6 @@ at Microsoft.Shared.Diagnostics.Throw.InvalidOperationException(String message)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryParseCpuQuotaAndPeriodFromFile(IFileSystem fileSystem, FileInfo cpuLimitsFile, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.TryGetCpuUnitsFromCgroups(IFileSystem fileSystem, Single& cpuUnits)
 at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.LinuxUtilizationParserCgroupV2.GetCgroupLimitedCpus()
-at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass19_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
+at Microsoft.Extensions.Diagnostics.ResourceMonitoring.Linux.Test.LinuxUtilizationParserCgroupV2Tests.<>c__DisplayClass20_0.<Throws_When_Cgroup_Cpu_Files_Contain_Invalid_Data>b__0()
 at Xunit.Record.Exception(Func`1 testCode)
-}
+}